- 26 -
3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
#USIF: Universal Serial IF
USIF_TXD_MTSR
UART_BT_TX
BT UART data output
USIF_RXD_MRST
UART_BT_RX
BT UART data input
USIF_SCLK
BT_VCXO_EN
BT vcxo (26MHz) enable
#I2S1: DAI-PCM
I2S1_CLK0
I2S1_CLK
BT synchronous data clock
I2S1_RX
I2S1_RX
BT synchronous data input
I2S1_TX
I2S1_TX
BT synchronous data output
I2S1_WA0
I2S1_WA0
BT synchronous data sync
#MMCI: SD-Extension
MMCI_DAT1
MMC_D1
uSD Card Data (1)
MMCI_DAT2
MMC_D2
uSD Card Data (2)
MMCI_DAT3
MMC_D3
uSD Card Data (3)
#Voiceband: Analog Interface
EP_N BB_SND_L
For
Speaker
EP_P BB_SND_R
For
Speaker
HS_N RCV_N
For
Receiver
EP_CM NA
HS_P RCV_P
For
Receiver
MIC1_N MIC_N
For
Mic
MIC1_P MIC_P
For
Mic
MIC2_N HS_MIC_N
For
Headset
Mic
MIC2_P HS_MIC_P
For
Headset
Mic
VMIC
MICBIAS
Power for MIC
#Measurement
M0
BAT_ID
Battery temperature measure
M1
RF_TEMP
RF block temperature measure
M2
LCD_ID
LCD ID measure (Hitachi LCD_ID = 0)
M7 GND
M8 VBAT
Battery
voltage
measure
M9 NA
M10
JACK_TYPE JACK
type measure (Not used)
#JTAG
TDO TDO
JTAG
TDI TDI
JTAG
TMS TMS
JTAG